Mitsubishi Colt Ralliart. Manual — part 148

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-17

ENGINE CONTROL SYSTEM <4A91-M/T> (CONTINUED)

INJECTOR
No.1

INJECTOR
No.2

INJECTOR
No.3

INJECTOR
No.4

ENGINE
CONTROL RELAY

ENGINE-
ECU

OXYGEN
SENSOR
(FRONT)

OXYGEN
SENSOR (REAR)

CAMSHAFT
POSITION
SENSOR

CRANK
ANGLE
SENSOR

DETONATION
SENSOR

PURGE
CONTROL
SOLENOID
VALVE

OIL
FEEDER
CONTROL
VALVE

J/B

ENGINE
CONTROL RELAY

J/B

ENGINE
COOLANT
TEMPERATURE
SENSOR

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White
Y : Yellow SB : Sky blue BR : Brown O : Orange
GR : Grey R : Red P : Pink V : Violet PU : Purple

ENGINE CONTROL SYSTEM <4A91-M/T> (CONTINUED)

THROTTLE
VALVE
CONTROL
SERVO

THROTTLE POSITION
SENSOR

ELECTRONIC CONTROL
THROTTLE VALVE

MOTOR DRIVE
CIRCUIT

ENGINE-
ECU

CHARGING
SYSTEM

·COOLING
SYSTEM
·MANUAL AIR
CONDITIONER

MANUAL AIR
CONDITIONER

STARTER

STARTER
RELAY

IGNITION
SWITCH (ST)

HALL IC

HALL IC

(MAIN)

(SUB)

HALL IC

HALL IC

(MAIN)

(SUB)

MANIFOLD ABSOLUTE
PRESSURE SENSOR

PRESSURE
SENSOR

INTAKE AIR
TEMPERATURE
SENSOR

ACCELERATOR
PEDAL POSITION SENSOR

(EARTH 7)

(EARTH 8)

IGNITION SYSTEM

FUEL WARNING LAMP,
OIL PRESSURE
WARNING LAMP,
SEAT BELT WARNING LAMP
AND BRAKE WARNING LAMP

AUDIO
SYSTEM

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White
Y : Yellow SB : Sky blue BR : Brown O : Orange
GR : Grey R : Red P : Pink V : Violet PU : Purple

IMMOBILIZER
SYSTEM

CLUTCH
SWITCH
(FOR
STARTER)

Main

Index

Group

TOC

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-18

ENGINE CONTROL SYSTEM <4A91-M/T> (CONTINUED)

IGNITION
SWITCH (IG1)

COMBINATION
METER

METER
AND
A/C-ECU

DIAGNOSIS
CONNECTOR

EPS-ECU

ENGINE-ECU

ABS-ECU

SRS

FRONT
SIDE

FUSIBLE
LINK

6

(CAN2)

(CAN1)

·FRONT WHEEL
SPEED SENSOR
·REAR WHEEL
SPEED SENSOR

INPUT SIGNAL

·BACK-UP LAMP
·CAN
·CENTRAL DOOR
LOCKING SYSTEM
·DOOR AJAR WARNING BUZZER
·ELECTRIC RETRACTABLE
REMOTE CONTROLLED MIRROR
·FOG LAMP
·HEADLAMP
·METER AND GAUGE
·POWER WINDOWS
·REAR WIPER AND WASHER
·ROOM LAMP, LUGGAGE
COMPARTMENT LAMP AND
IGNITION KEY CYLINDER
ILLUMINATION LAMP
·TAIL LAMP, POSITION LAMP,
LICENCE PLATE LAMP AND
LIGHTING MONITOR BUZZER
·TURN-SIGNAL LAMP AND
HAZARD WARNING LAMP
·WINDSHIELD WIPER AND WASHER

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White
Y : Yellow SB : Sky blue BR : Brown O : Orange
GR : Grey R : Red P : Pink V : Violet PU : Purple

Main

Index

Group

TOC

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-19

ENGINE CONTROL SYSTEM <4A91-CVT>

M1901000805214

IGNITION
SWITCH (IG1)

FUSIBLE
LINK

1

FUEL
PUMP
RELAY 1

FUEL
PUMP
RELAY 2

FUEL PUMP
AND GAUGE
UNIT

ENGINE-
CVT-ECU

BATTERY
BACK-UP

POWER
SOURCE

POWER
SOURCE

·ABS <4A91>
·STOP LAMP

STOP LAMP
SWITCH

ENGINE
CONTROL
RELAY

THROTTLE
VALVE
CONTROL
SERVO
RELAY

BAROMETRIC
PRESSURE SENSOR

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple

Main

Index

Group

TOC

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-20

ENGINE CONTROL SYSTEM <4A91-CVT> (CONTINUED)

INJECTOR
No.1

INJECTOR
No.2

INJECTOR
No.3

INJECTOR
No.4

ENGINE
CONTROL RELAY

INVECS-III CVT

SECONDARY
SPEED
SENSOR

ENGINE-
CVT-ECU

OXYGEN
SENSOR
(FRONT)

OXYGEN
SENSOR (REAR)

INVECS-III CVT

CAMSHAFT
POSITION
SENSOR

CRANK
ANGLE
SENSOR

EGR
VALVE

DETONATION
SENSOR

PURGE
CONTROL
SOLENOID
VALVE

OIL
FEEDER
CONTROL
VALVE

J/B

ENGINE
CONTROL RELAY

J/B

ENGINE
COOLANT
TEMPERATURE
SENSOR

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White
Y : Yellow SB : Sky blue BR : Brown O : Orange
GR : Grey R : Red P : Pink V : Violet PU : Purple

ENGINE CONTROL SYSTEM <4A91-CVT> (CONTINUED)

THROTTLE
VALVE
CONTROL
SERVO

THROTTLE POSITION
SENSOR

ELECTRONIC CONTROL
THROTTLE VALVE

MOTOR DRIVE
CIRCUIT

ENGINE-
CVT-ECU

CHARGING
SYSTEM

·COOLING
SYSTEM
·MANUAL AIR
CONDITIONER

MANUAL AIR
CONDITIONER

STARTER

INHIBITOR
SWITCH

IGNITION
SWITCH (ST)

HALL IC

HALL IC

(MAIN)

(SUB)

HALL IC

HALL IC

(MAIN)

(SUB)

MANIFOLD ABSOLUTE
PRESSURE SENSOR

PRESSURE
SENSOR

INTAKE AIR
TEMPERATURE
SENSOR

ACCELERATOR
PEDAL POSITION SENSOR

(EARTH 7)

(EARTH 8)

IGNITION SYSTEM

FUEL WARNING LAMP,
OIL PRESSURE
WARNING LAMP,
SEAT BELT WARNING LAMP
AND BRAKE WARNING LAMP

AUDIO
SYSTEM

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White
Y : Yellow SB : Sky blue BR : Brown O : Orange
GR : Grey R : Red P : Pink V : Violet PU : Purple

IMMOBILIZER
SYSTEM

Main

Index

Group

TOC